Astronomers may have uncovered a massive hidden planet far beyond Neptune, using decades-old infrared data. The object’s ...

Fourth anniversaries aren’t often causes for celebration. But in the case of the James Webb Space Telescope (JWST), which ...

Scientists from several institutions, including the University of Chicago, discovered a lemon-shaped planet with an ...

Starlink's services are used by Ukraine. Russia views the constellation as a threat. The intelligence findings say the destructive pellets could be small enough to evade detection.

"I think every astronomer is going to find something of value here, as NASA's missions enable the world to answer fundamental questions about how the universe got its start, and how it changed to ...

NASA is also tracking a building-sized asteroid named “2025 YC3”, with a diameter of around 260 feet, and another bus-sized one known as “2025 XT7,” some 42 feet across. Both are expected to come with ...

Satellites have come a long way in the last couple years, and what you learned about them in school is likely far different ...

Pulsars emit a lot of radiation, in particular high-energy gamma-rays and radio waves pulses. That light is invisible to JWST ...

Scientists using NASA’s James Webb Space Telescope have observed an entirely new type of exoplanet whose atmospheric ...

Abstract: This research investigates the initial orbit determination for missions in periodic orbits within the Earth–Moon system, observed optically from the ground. The proposed methodology requires ...

The first planet ever found orbiting another star was detected in 1995, and it belonged to a class now known as a “hot Jupiter.” These exoplanets are comparable in mass to Jupiter but circle their ...